Overt Stroke

**Semantic type:** Disease or Syndrome

**Definition:** A cerebral infarction that is evident by new neurological symptoms lasting greater than 24 hours or having an area of diffusion restriction or a T2 or fluid-attenuated inversion recovery (FLAIR) hyperintensity on an MRI of the brain that was consistent with the neurological findings.

**Synonyms:** - OCI - Overt Cerebral Infarction